The least common multiple (LCM) of 5 and 7 is 35, not the least common denominator (LCD). The LCD is used in adding or subtracting fractions and is the least common multiple of the denominators. In this case, since 5 and 7 are prime numbers and have no common factors, the LCD is simply the product of the two denominators, which is 5 * 7 = 35.
LCD(7, 5, 10) = 10
The LCD of x, 5, 7, 15 is 105x.
LCD(5, 7, 25) = 175
The LCD of 567 and 5 is 2835The LCD of 5, 6, 7 and 5 is 210
LCD is 24
The LCD of 6, 5, and 7 is 210.
The LCD for 7 and 5 is 35
35
63
The LCD of 7 and 77 is 77.
70
315